Cambridge Collections Online offers subject or theme based collections of content within a richly functional, fully cross-searchable online environment. The Complete Cambridge Companions is available as a complete collection and as two sub-collections comprising the Cambridge Companions in Literature and Classics and the Cambridge Companions in Philosophy, Religion and Culture.

Each collection is updated with new Companions on publication.  The new additions are as follows:

• The Companions to Philosophy, Religion and Culture
  Louie, The Cambridge Companion to Modern Chinese Culture
  Shuffelton, The Cambridge Companion to Thomas Jefferson
  Norton/Taylor, The Cambridge Companion to Hume (2nd edition)
  Hodge/Radick, The Cambridge Companion to Darwin (2nd edition)
  Manning, The Cambridge Companion to Paul Tillich
  Ker/Merrigan, The Cambridge Companion to John Henry Newman